<!DOCTYPE HTML>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html><head>
  <meta charset="utf-8">
  <title>Reference: Fragmentation height:auto two row grid without grid items</title>
  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1144096">
  <style type="text/css">
html,body {
    color:black; background-color:white; font-size:16px; padding:0; margin:0;
}
body { overflow:hidden; }

.columns {
  position:relative;
     -moz-columns: 5;
      -ms-columns: 5;
  -webkit-columns: 5;
          columns: 5;
     -moz-column-fill: auto;
      -ms-column-fill: auto;
  -webkit-column-fill: auto;
          column-fill: auto;
  border: 2px dashed;
  margin-bottom: 5px;
}

.block {
  position:relative;
  border:5px solid;
}
.grid {
  display: grid;
  position:relative;
  grid-template-columns: 30px 30px 30px;
  grid-template-rows: 50px;
  grid-gap: 12px;
  border:5px solid;
}
span { grid-row:1/2; position:absolute; top:0;bottom:0;right:0;left:0;background:lime; border:1px solid black; }
x { display:block; height:20px; }

.t { border-bottom-width:0; }
.b { border-top-width:0; }
br { page-break-before:always; break-before:always; }

</style>
</head>
<body>

<div class="columns" style="height: 130px/*fragmentainer ends in the end border*/">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span style="height:48px"><x></x></span>
</div>
<br>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 64px/*fragmentainer ends in the end border*/">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span style="height:48px"><x></x></span>
</div>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 18px/*fragmentainer ends in the end border*/">
<div style="padding-top:10px; background:grey">
<div class="block">
<span style="height:0"></span>
</div></div></div>

<div class="columns" style="height: 20px/*fragmentainer ends in the end border*/">
<div style="padding-top:10px; background:grey">
<div class="block t" style="height:2px">
<span style="height:0px"></span>
</div>
<div class="block b" style="margin-top:6px;height:0px">
</div></div></div>

<div class="columns" style="height: 100px/*fragmentainer ends in the last row*/">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span style="height:48px"><x></x></span>
</div>
<br>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 70px/*fragmentainer ends in the grid gap between the rows */">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span style="height:48px"><x></x></span>
</div>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 40px/*fragmentainer ends in the first row*/; margin-bottom:30px">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span><x></x></span>
</div>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 13px/*fragmentainer ends in the grid start border */; margin-bottom:60px">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span><x></x></span>
</div>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 8px/*fragmentainer ends above the grid*/; margin-bottom:60px">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span><x></x></span>
</div>
<div class="grid b">
</div></div></div>

<div class="columns" style="height: 0px/*zero height fragmentainer*/; margin-bottom:60px">
<div style="padding-top:10px; background:grey">
<div class="grid t">
<span><x></x></span>
</div>
<div class="grid b">
</div></div></div>


</body>
</html>
